basic weakness 常用
双语例句
1. One basic weakness in a conservation system based wholly on economic motives is that most members of the land community have no economic value.
完全基于经济动机的保护系统有一个根本的弱点,即陆地群落的大部分成员不具备经济价值。
2. Maybe her real basic weakness might be some form of kindness.
说不定她真正的根本弱点就在于某种形式的仁慈吧。